Congenital malformations of cardiac septa - Q21

Excludes1: It indicates that the conditions described by two codes cannot occur together in the same patient. These codes are mutually exclusive.

Type 1 Excludes:

acquired cardiac septal defect (I51.0)

These ranges represents subcategories of Congenital malformations of cardiac septa. The "Q21" signifies that these are the diseases within this broad category.

Codes:

Q21.0 - Ventricular septal defect
Q21.1 - Atrial septal defect
Q21.10 - Atrial septal defect, unspecified
Q21.11 - Secundum atrial septal defect
Q21.12 - Patent foramen ovale
Q21.13 - Coronary sinus atrial septal defect
Q21.14 - Superior sinus venosus atrial septal defect
Q21.15 - Inferior sinus venosus atrial septal defect
Q21.16 - Sinus venosus atrial septal defect, unspecified
Q21.19 - Other specified atrial septal defect
Q21.2 - Atrioventricular septal defect
Q21.20 - Atrioventricular septal defect, unspecified as to partial or complete
Q21.21 - Partial atrioventricular septal defect
Q21.22 - Transitional atrioventricular septal defect
Q21.23 - Complete atrioventricular septal defect
Q21.3 - Tetralogy of Fallot
Q21.4 - Aortopulmonary septal defect
Q21.8 - Other congenital malformations of cardiac septa
Q21.9 - Congenital malformation of cardiac septum, unspecified